From: Alex Elder <aelder@sgi.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 1/3] xfs: flag all buffers as metadata
Date: Tue, 26 Jul 2011 17:41:37 -0500 [thread overview]
Message-ID: <1311720097.11557.16.camel@doink> (raw)
In-Reply-To: <20110726224016.GA10394@infradead.org>
On Tue, 2011-07-26 at 18:40 -0400, Christoph Hellwig wrote:
> On Tue, Jul 26, 2011 at 05:38:55PM -0500, Alex Elder wrote:
> > On Tue, 2011-07-26 at 11:06 -0400, Christoph Hellwig wrote:
> > > Now that REQ_META bios aren't treated specially in the CFQ I/O schedule
> > > anymore, we can tag all buffers as metadata to make blktrace traces more
> > > meaningful. Note that we use buffers also to zero out partial blocks
> > > in the preallocation / hole punching code, and while they operate on
> > > data blocks the zeros written certainly aren't data. I think this case
> > > is borderline metadata enough to not bother special casing it.
> > >
> > > Signed-off-by: Christoph Hellwig <hch@lst.de>
> >
> > This looks good. I plan to re-base the xfs master branch
> > after 3.1-rc1 is out, so I'll wait until after that to
> > commit this (and the others in this series).
>
> I'd prefer to get it out to Linus ASAP after some review. Just
> committing it to for-linus for now and later rebasing master on top
> should do fine for that.
OK, fine with me. I'll get that process started this evening.
-Alex
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next prev parent reply other threads:[~2011-07-26 22:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20110726150633.GA17400@infradead.org>
2011-07-26 15:06 ` [PATCH 1/3] xfs: flag all buffers as metadata Christoph Hellwig
2011-07-26 22:38 ` Alex Elder
2011-07-26 22:40 ` Christoph Hellwig
2011-07-26 22:41 ` Alex Elder [this message]
2011-07-26 15:07 ` [PATCH 2/3] xfs: prevent against ioend livelocks in xfs_file_fsync Christoph Hellwig
2011-07-26 22:39 ` Alex Elder
2011-07-26 15:07 ` [PATCH 3/3] xfs: optimize the negative xattr caching Christoph Hellwig
2011-07-26 22:39 ` Alex Elder
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